Problem Solving - Canon IMAGEPRESS C7011VPS SERIES Operation Manual

Problem Solving

Problem Solving
Problems occur due to a print system or a job handling problem.
Below you can find an overview of solutions for problems that can occur.
Problem
Similar colors for text and color
panes in the source document
are different on the printed out-
put.
Similar colors in the source
document are different on dif-
ferent media.
CMYK colors are not correctly
aligned.
Printed output has white gaps
between color panes.
An uneven density occurs.
Gradation problem occurs.
Uneven color planes occur.
360 Chapter 14 - Maintenance and print quality
Solution
Perform a media calibration for all halftones.
Calibrate a media family on page
(See
When the different media are in two media families, calibrate
both media families.
Calibrate a media family on page
(See
Perform the automatic color mismatch procedure.
Auto color mismatch correction on page
(See
Perform the automatic color mismatch procedure
Auto color mismatch correction on page
(See
When the automatic color mismatch procedure does not
solve the problem, enable the trapping preset setting.
You can create new trapping presets.
Description of the print job settings on page 157
(see
tion guide - trapping)
1. Perform the Shading correction procedure.
2. Perform the Auto gradation adjustment procedure.
About calibration on page
(See
1. Reset the Auto gradation adjustment calibration curves.
2. Perform the Auto gradation adjustment procedure.
About calibration on page
(See
The Shading correction procedure assures consistent, even
color planes on the output.
About calibration on page
(See
356)
356)
343)
343)
353)
353)
353)
Opera-